CD-109
Standard Capsule Designs.
Activity Tolerance
± 15% from nominal
Recommended Working Life
See Technical Information section.
Only typical sources are listed; inquiries are invited for alternative capsule designs and activities.
For Low Energy Gamma and XRF applications, these sources offer a radionuclide with X-ray emissions between 22keV and 26keV contained in a stable, homogeneous active element. For most applications, beryllium window capsules are used.

3204 capsule
Single-encapsulated stainless steel source with 0.010”/0.254mm beryllium window. ISO rating: C43333.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3204 | SS&DR / SFC |
1 | 37 | CD932040001M | Yes / Yes |
10 | 370 | CD932040010M | Yes / Yes |
14 | 518 | CD9320400014M | Yes / Yes |
20 | 740 | CD932040020M | Yes / Yes |
40 | 1480 | CD932040040M | Yes / Yes |
Availability: 4 to 6 weeks |
3205 capsule
Single-encapsulated stainless steel source with 0.040”/1.01mm beryllium window. ISO rating: C43333.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3205 | SS&DR / SFC |
1 | 37 | CD932050001M | Yes / Yes |
10 | 370 | CD932050010M | Yes / Yes |
14 | 518 | CD9320500014M | Yes / Yes |
20 | 740 | CD932050020M | Yes / Yes |
40 | 1480 | CD932050040M | Yes / Yes |
50 | 1850 | CD932050050M | Yes / Yes |
Availability: 4 to 6 weeks |
3215 capsule
Single-encapsulated stainless steel source with 0.01”/0.25mm beryllium window. ISO rating: C33222.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3215 | SS&DR / SFC |
1 | 37 | CD932150001M | Yes / No |
10 | 370 | CD932150010M | Yes / No |
20 | 740 | CD932150020M | Yes / No |
50 | 1850 | CD932150050M | Yes / No |
Availability: 4 to 6 weeks |
3236 capsule
Single-encapsulated stainless steel source with 0.04”/1.0mm beryllium window. ISO rating: C54243.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3215 | SS&DR / SFC |
1 | 37 | CD932150001M | Yes / No |
10 | 370 | CD932150010M | Yes / No |
20 | 740 | CD932150020M | Yes / No |
50 | 1850 | CD932150050M | Yes / No |
Availability: 4 to 6 weeks |